To start using live.ly you'll need a user account, which you can get using a Facebook or Twitter social login. That done, you can add any contact to your friends list, though of course this isn't strictly necessary.
Once your account is active, you can start live streaming with just a tap to your device's screen. Or check out the trending streams and tap one to start viewing it. If you like it, go ahead and leave a comment or tap the heart button.
live.ly is quite a powerful video streaming app that in general runs very smoothly. And its interface is both practical and intuitive, to boot.
Requires Android 4.1 or higher.